HCD-D60, HCD-GR7, HCD-GR7J, HCD-RX70 - Sony Audio Service Manual (repair manual). Page 7

Read Sony HCD-D60 / HCD-GR7 / HCD-GR7J / HCD-RX70 Service Manual online

– 9 –
– 10 –
HCD-D60/GR7/GR7J/RX70
RV750
+
32 33 34
13
4
14
15
5
9
6
2
10
3
R-CH
R-CH
69
71
45
44
43
42
38
EQ
62
MICON
INTERFACE
28
29
30
+
1
2
3
SPEANA MIX
IC231
EQUALIZER/VOLUME
IC201
62
40
39
41
BB22
BUF IN1
BB12
Q202
DBFB
Q203
FEED BACK
SWITCH
65
64
6
DOLBY
B
REC
REC
PB
DOL
PAS
PB
35
37
70
120
2
4
10
9
11
12 13 14 15 16 17 18 19 20
REC
EQ
BIAS
SW
24
25
DECK PROCESS
IC1501
PB A/B
A120/70
NORM/HIGH
NORM/CROM/METAL
BIAS ON/OFF
RM ON/OFF
NR ON/OFF
REC/PB/PASS
LM ON/OFF
MIC  LEVEL
MIC    AMP
IC750 (1 / 2)
J751
FUNCTION
SWITCH
IC102
A
C
CD   SECTION
TUNER   SECTION
MIC  MIX
A
B
C
A
B
C
12
VIDEO/ MD IN
J101 (1 / 2)
45
44
3
2
3
1
PB
AMP
5
7
PB
AMP
IC611
IC601
RV301
PB LEVEL
RV311
PB LEVEL
R-CH
X
R-CH
R-CH
1
2
3
4
RV341
REC BIAS
Q621, 622
BIAS OSC
Q623
BIAS ON/OFF
SWITCH
T621
BIAS
TRAP
HRPE101
REC/PB/ERASE HEAD
(B DECK)
HP101
PLAYBACK HEAD
(A DECK)
S1004
A CrO2
S1008
B CrO2
PB R-CH
REC R-CH
96
86
82
85
83
84
94
95
97
28
Q1533
SWITCH
Q651
CAPSTAN MOTOR
CONTROL
Q1534, Q1535
SWITCH
Q1531, Q1532
CAPSTAN MOTOR
CONTROL
M
M
B+
(+12V)
RV651
NORMAL SPEED
RV652
HIGH SPEED
M1
CAPSTAN
MOTOR
4
5
1
6
10
2 TRIGGER
MOTOR
DRIVE
IC1502
M2
TRIGGER
MOTOR
S1001
A PLAY
S1002
B PLAY
+5V
S1003
(A HALF)
S1006
(B HALF)
S1005
(REC A)
S1009
(REC B)
D619 – D625
RV105
REC LEVEL
C331,L331
NORM
CROM
55
56
87
88
89
90
91
92
93
<
REC L-CH
>
<
PB L-CH
>
8
Q231
MUTE
DRIVE
R-CH
+
+
MUTE
Q204
MUTE
Q283
MUTE
POWER AMP
IC801
Q801
OVER LOAD
DET
Q851
OVER LOAD
DET
Q282
SWITCH
R-CH
R-CH
Q141, Q142
RELAY DRIVE
PROTECTOR
IC281
2
7
6
1
4
Q281
MUTE
+
+
-
-
R-CH
L-CH
R-CH
SORROUND
SPEAKER
TM132
+
+
-
-
R-CH
L-CH
R-CH
SPEAKER
TM131
R-CH
PHONES
J750
18
D
34 36 47 48 57 58
73 74
2
99
87 88 89 90 91 92 93
96
3
44 45
65 66 67
B
68 69 70 72
55 56
6
1
20
15
98
14
13
11
10
46
27
26
28
97
95
94
82
83
84
85
86
60
61
62
76
77
E
100
UP SW
T-SENS
TRAY-LED
TBL-R
TBL-L
CAP-M-ON/OFF
TRG-LOW
B-TRG
A-TRG
CAP-H/N
A-PLAY-SW
B-PLAY-SW
A HALF
B HALF
A-SHUT
B-SHUT
CD-POWER
X2
X1
XT2
XT1
POWER
RESET
AC CUT
TA MUTE
F-RELAY
STK MUTE
11C-CLK
11C-DATA
ST MUTE
STEREO
TUNED
ST-CE
ST-DOUT
ST-DIN
ST-CLK
COM CLK
COM DOUT
427LAT
REALY
TC-MUTE
R/P-PASS
NR ON/OFF
REC-MUTE
BIAS
EQ-H/N
PB A/B
DBFB H/L
SW-F-CON
SENS
SENS2
XLT
XRST
CD CLOCK
CD DATA
SQCLK
SQ-DATA-IN
SCOR
CD
SECTION
CD
SECTION 
TUNER
SECTION
72
56
55
45
44
96
93
92
91
90
89
88
87
74
73
58
57
48
47
36
34
18
3
70
69
68
67
66
65
MASTER
CONTROL
IC301
Q301
RESET
SWITCH
75
76
61
60
86
85
84
83
82
94
95
97
28
Q1001
REEL
DET
Q901
Q902
CD POWER
SWITCH
Q901
Q902
SWITCH
Q1002
REEL
DET
X301
5MHz
X302
32.768kHz
Q907
POWER
SWITCH
Q905
Q906
SWITCH
RESET
IC302
D901
RECT
POWER
SUPPLY
IC901
REG
IC902
REG
IC903
REG
IC904
Q904
REG
Q903
REG
+35V
-35V
+7V
-7V
+5V
CD MOTOR +7V
ST +10V
TC MOTOR
+12V
VP
D906
D907
RECT
D902
|
D905
RECT
VF
T901
POWER TRANSFORMER
AC -IN
D601
D604 – D609
D611, D614
D615
D626 – D639
LED DRIVE
Q612 – Q614
Q616 – Q619
LED SWITCH
Q601 – Q603
S604 – S618, S620 – S626
S631 – S640, S642
S645 – S668
JOG
S601
VOLUME
ROTARY
ENCODER
S602
RECEIVER
IC602
FL601
FRUORESCENT INDICATOR TUBE
29
27
28
12
13
46
42 43
39
14
40
24
51 – 66
67 – 100 • 1
26 • 41
33 – 37
3 – 10 • 15 • 19 – 23 • 25 • 47
LED SELECT
CLOCK
DATA
GR1-GR16
SEG1-SEG35
X OUT
X IN
L+R
SPEANA1
SPEANA2
SIRCS
RESET
KEY1-KEY5
JOG A•B
LED
GRAPHIC CONTROL
IC601
X601
8MHz
(EXCEPT D60/RX70: US, CND)
VF
VF
2
PB / REC    SW
IC602
RY141
11
• 
R  CH: Same as L CH
• 
SIGNAL  PATH
: FM
: PB (DECK A)
: REC (DECK B)
: CD
Q232
SWITCH
*1
(Page 8)
(Page 8)
(Page 8)
(Page 4, 6)
(Page  4, 6 )
44 45
HIGH
LOW
FREQ
VOL-A
VOL-B
SPEANA3
SPEANA4
05
DIGITAL
ECHO
IC751
1
2
ECHO    LEVEL
RV751
MIC AMP
IC750 (2 / 2)
(GR7: EA3/GR7J)
Q101
GAIN CONTROL
Q102, Q103
GAIN CONTROL
SWITCH
55
VIDEO/ MD OUT
J101 (1 / 2)
61

+
1
2
3

+
7
6
5
Q201
MUTE
SUPER WOOFER
J241
AMP
IC241
(GR7/GR7J/RX70: US,CND)
Q831, Q832
SWITCH
+B
(D60/GR7/GR7J/
  RX70: US, CND)
Q191, Q192
FAN DRIVE
M
M901
FAN
MOTOR
–B
(D60/GR7/GR7J/RX70: US, CND)
+
+
1
2
18
17
13
6
10
(D60/RX70: US, CND)
63 64 78
F
79 80 81
OUT OPEN
ENC1
ENC2
ENC3
LOAD IN
LOAD OUT
81
80
79
78
64
63
CD 
SECTION
(Page 8)
55
55
INPUT CHANGE
75
DISC-SENS
*1
+
+
3
4
20
19
15
8
12
EXCEPT 
D60/RX70: US, CND
D60/RX70: US, CND
S901
VOLTAGE
SELECTOR
(GR7: EA3, E2, E3, HK, 
SP,MY, TW/GR7J)
Q610, Q611
LED
DRIVE
16
18
LED
39
41
32
R-CH
B IN
A IN
EQ OUT
REC OUT
EQ OUT
PB OUT
R IN
22
+7V
CD OPTICAL
DIGITAL OUT
IC391
G
CD SECTION
(page 8)
(EXCEPT D60/RX70: US)
+5V
• 
Abbreviation
CND : Canadian
E2
: 120 V AC Area in E model
E3
: 240 V AC Area in E model
EA3 : Saudi Arabia
HK : Hong kong
SP : Singapore
MY : Malaysia
TW : Taiwan
BLOCK  DIAGRAM – MAIN Section –
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